*Shumpei Tabuchi¹, Keisuke Hosokawa¹, Susumu Saito², Jun Sakai⁴, Ichiro Tomizawa⁴, Toru Takahashi², Hiroyuki Nakata³ (1.Department of Communication Engineering and Informatics, University of Electro-Communications, 2.Electronic Navigation Research Institute, National Institute of Maritime, Port and Aviation Technology, 3.Graduate School of Engineering, Chiba University, 4.Center for Space Science and Radio Engineering , University of Electro-Communications)